US3213755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and machine for producing spiral bevel and hypoid gears
Assignee: Gleason Works
•
Filing: 1963-09-26
•
Granted: 1965-10-26
•
Expires: 1983-09-26
Abstract
No abstract record available.
Inventors
- 👤 Charles B King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:04
CPC Classifications
B; B23; B23F; B23F9/00; B23F9/08; B23F9/10; Y; Y10; Y10T; Y10T409/00; Y10T409/10; Y10T409/101431; Y10T409/103816; Y10T409/103975; Y10T409/107791; Y10T409/108109; Y10T409/108268
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
101 words
THE METHOD OF CUTTING A TOOTH SLOT OF A NON-GENERATED SPIRAL BEVEL OR HYPOID GEAR BY SWINGING A ROTATING ANNULAR CUTTING TOOL ABOUT AN AXIS WHICH IS INCLINED AT AN ACUTE ANGLE TO THE TOOL ROTATION AXIS, TO THEREBY SWING THE TOOL SUBSTANTIALLY FROM END TO END OF THE SLOT, THE METHOD COMPRISING A RELATIVE INFEED TO FULL CUTTING DEPTH BETWEEN THE TOOL AND THE GEAR PROCEDING THE SWING MOTION, SAID INFEED BEING SUBSTANTIALLY ALONG THE FIRST-MENTIONED AXIS AND BEING EFFECTED WHILE THE TOOL AND GEAR WE ALIGNED FOR THE CUTTING OF ONE END OF THE SLOT TO SUBSTANTIALLY FULL DEPTH.
Claim 2
Independent Claim
101 words
THE METHOD OF CUTTING A TOOTH SLOT OF A NON-GENERATED SPIRAL BEVEL OR HYPOID GEAR BY SWINGING A ROTATING ANNULAR CUTTING TOOL ABOUT AN AXIS WHICH IS INCLINED AT AN ACUTE ANGLE TO THE TOOL ROTATION AXIS, TO THEREBY SWING THE TOOL SUBSTANTIALLY FROM END TO END OF THE SLOT, THE METHOD COMPRISING A RELATIVE INFEED TO FULL CUTTING DEPTH BETWEEN THE TOOL AND THE GEAR PROCEDING THE SWING MOTION, SAID INFEED BEING SUBSTANTIALLY ALONG THE FIRST-MENTIONED AXIS AND BEING EFFECTED WHILE THE TOOL AND GEAR WE ALIGNED FOR THE CUTTING OF ONE END OF THE SLOT TO SUBSTANTIALLY FULL DEPTH.
Claim 3
Dependent Claim
32 words
A GEAR CUTTING MACHINE COMPRISING A ROTATABLY SUPPORTED TOOL-CARRYING CRADLE, A WORK HEAD ROTATABLY SUPPORTING WORK SPINDLE, MEANS INCLUDING A FRAME SUPPORTING SAID CRADLE AND HEAD FOR RELATIVE FEED MOTION IN THE
Claim 4
Dependent Claim
32 words
A GEAR CUTTING MACHINE COMPRISING A ROTATABLY SUPPORTED TOOL-CARRYING CRADLE, A WORK HEAD ROTATABLY SUPPORTING WORK SPINDLE, MEANS INCLUDING A FRAME SUPPORTING SAID CRADLE AND HEAD FOR RELATIVE FEED MOTION IN THE
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |